RA
Rheumatoid arthritis
RBC
Red blood corpuscle
Re
To appear again ; back again
Reticul/ o
Regarding the reticulocyte count
Retro
In back of ; behind
RF
Rheumatoid factor
Rh
Rhesus blood factor
RIA
Radioimmunoassay
RPR
Rapid plasma reagin
Rx
Medication ; usually a prescription
S&A
Sugar in acetone
Scop/o
To look at closely
Sed rate
Sedimentation rate
Semi
Partially or half
SGOT
Serum glutamicoxaloacetid transminase
SGPT
Serum glutamicpyruvic transminase
SMA
Sequential multiple analyzer
SOB
Shortness of breath
Stasis
Controlling ; stopping
STAT
Now ; immediately
STS
Serologic test for syphilis
T3
Triiodothyronine
T4
Thyroxin
Tact
Relation to touch